EP 0453920 B1 19931208 - Method for the purification of alpha-bisabolol.
Title (en)
Method for the purification of alpha-bisabolol.
Title (de)
Verfahren zur Reinigung von alpha-Bisabolol.
Title (fr)
Procédé pour l'épuration d'alpha-bisabolol.
Publication
Application
Priority
DE 4012945 A 19900424
Abstract (en)
[origin: EP0453920A1] Purification of alpha -bisabolol by distillation of a plant extract containing alpha -bisabolol under reduced pressure by discharging the purified alpha -bisabolol in the lower half of a distillation column as side product and introducing the extract above the side discharge outlet.
IPC 1-7
IPC 8 full level
C07C 29/80 (2006.01); C07C 33/14 (2006.01)
CPC (source: EP US)
C07C 33/14 (2013.01 - EP US)
Designated contracting state (EPC)
CH DE ES FR GB IT LI NL
DOCDB simple family (publication)
EP 0453920 A1 19911030; EP 0453920 B1 19931208; DE 4012945 A1 19911031; DE 59100681 D1 19940120; ES 2046814 T3 19940201; JP 2550226 B2 19961106; JP H04224537 A 19920813; US 5132471 A 19920721
DOCDB simple family (application)
EP 91106001 A 19910416; DE 4012945 A 19900424; DE 59100681 T 19910416; ES 91106001 T 19910416; JP 8821991 A 19910419; US 69061791 A 19910424